GUESTS: JOHN STEELE GORDON Author of The Great Game: The Emergence of Wall Street as a World Power (Scribner, November 1999) Contributing editor at American Heritage - writes their Business of America column Commentator on Marketplace - the daily public radio business-news program FRED HICKEY Editor of The High Tech Strategist (a monthly newsletter covering the computer technology industry) Is it "irrational exhuberance" or a "new economy?" Turbulence in the stock market is forcing " margin calls." Investors who bought on credit now are being forced to come up with cold, hard cash. How are the ups and downs of the market affecting the psychology of investors? How are your stocks doing? Join guest host John McChesney and guests for a look at the wild swings in the stock market.